Physics Which of the following is preferred for accelerating electrons? Synchrotron Van de Graft Generator Cyclotron Betatron Synchrotron Van de Graft Generator Cyclotron Betatron ANSWER DOWNLOAD EXAMIANS APP
Physics Which type of mirror is used in the head lights of vehicles ? Plane mirror Concave mirror Parabolic mirror Convex mirror Plane mirror Concave mirror Parabolic mirror Convex mirror ANSWER DOWNLOAD EXAMIANS APP
Physics Indicate the false statement about the resistance of a wire It is directly proportional to the length of wire It depends on material of wire It is directly proportional to the area of cross-section of wire Resistance of metallic wire increases with increase in temperature It is directly proportional to the length of wire It depends on material of wire It is directly proportional to the area of cross-section of wire Resistance of metallic wire increases with increase in temperature ANSWER DOWNLOAD EXAMIANS APP
Physics A circular plate, a cube and a sphere, all made up of same material and having the samemass, are heated to 300°C and left in a room. Which of them will have the slowest rate of cooling? Sphere Circular plate All will cool at the same rate Cube Sphere Circular plate All will cool at the same rate Cube ANSWER DOWNLOAD EXAMIANS APP
Physics A car parked in the sun with its windows closed gets terribly hot inside. This is due to The double layered wind shield The good conducting power of the metal body The heat emitted by the engine The greenhouse effect The double layered wind shield The good conducting power of the metal body The heat emitted by the engine The greenhouse effect ANSWER DOWNLOAD EXAMIANS APP
Physics One light year is equal to 2 trillion miles 6 trillion miles 8 trillion miles 9 trillion miles 2 trillion miles 6 trillion miles 8 trillion miles 9 trillion miles ANSWER DOWNLOAD EXAMIANS APP